China Aseptic Stainless Steel Pneumatic Diaphragm Valve with Plastic Actuator

Sanitary Mini Diaphragm Valves with Tri-clamp Ends, Pneumatic Type

Drawing of Diaphragm Valve
Types and Drawing of Diaphragm
Application
DEYI diaphragm valve series is a pneumatic type sanitary diaphragm valve with compact design. The valve is excellent for flow control as well as for open/close duties. It is mainly used for sampling, biological system, laboratory engineering, etc.

Specification

Mini type sizes available: 1/4"-4", DN6-DN100

Valve body: AISI 316L.

Valve seat: EPDM+PTFE

Max. working pressure:

Normally closed EPDM 87psi (6bar), PTFE 65psi (4.5bar) as default, Normally closed EPDM 116psi (8bar), PTFE 87psi (6bar) as optionNormally open and double action EPDM EPDM 116psi (8bar), PTFE 87psi (6bar)

Actuator can with plastic material or pure stainless steel material, NC/NO/AA type for choose from

Air supply port: M6

Working temperature range: -22 ~ 266°F (-30 ~ 130°C) or higher upon request

Inside treatment: Ra 16-32μin (0.4-0.8μm), Ra 25 (0.5μm) is the default.

Options

End connection can be butt-welded, sanitary tri-clamp.

Diaphragm can be pure EPDM or EPDM+PTFE

Inside surface treatment can be Ra 16μin (0.4μm).

The mini diaphragm valves can be with plastic pneumatic actuators or pure stainless steel actuators as below photos show, actuators can be NC/NO/AA operated for choose from

NC operated: normally closed (fail closed)---air to open, spring to closeNO operated: normally open (fail open)---air to close, spring to openAA operated: double acting---air to open, air to close

Technical Parameters:

Steel material

Product wetted steel parts

AISI 316L

(1.4404)

Provided with material inspection report

Other steel parts

AISI 304

Seal material

Standard

EPDM+PTFE

All seal materials comply with FDA 21CFR117.2600

Options

Pure EPDM

Pressure

Working pressure

≤145psi (10bar)

Temperature

Working temperature

-22 ~ 302°F (-30 ~ 150°C)

Surface treatment

Inside surface treatment

Ra 16-32μin (0.4-0.8μm), Ra 25 (0.5μm) is the default.

Outside surface treatment

Ra 32μin (0.8μm), Sand Blast or other upon request.

Connection

End connections can be butt-welded, sanitary clamp.

Actuator

Normally Closed (NC) - Air to open and spring to close;

Normally Open (NO) - Air to close and spring to open;

Air to Air (AA) - Air to open, air to close.

Popular Items:
New developments:
Export Markets:
North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
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To get more Information at our websites: deyimachinery.en.made-in-china.com, www.technologyvalve.com/